Finding the Third Proportional to 317,388.38 and 430,565.63
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Solution
The third proportional to 317,388.38 and 430,565.63 is: 584,100.65
Step by Step Solution
- Step 1: Write the proportion equation
317,388.38 : 430,565.63 = 430,565.63 : x - Step 2: Convert to fraction form
317,388.38/430,565.63 = 430,565.63/x - Step 3: Cross multiply
317,388.38x = 430,565.63 × 430,565.63 - Step 4: Simplify right side
317,388.38x = 185,386,757,431.64 - Step 5: Solve for x
x = 185,386,757,431.64/317,388.38 - Step 6: Final answer
x = 584,100.65
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.